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Date: Wed, 4 May 2022 05:36:23 -0700 From: lizhe <sensor1010@....com> To: bhe@...hat.com, vgoyal@...hat.com, dyoung@...hat.com, prudo@...hat.com Cc: kexec@...ts.infradead.org, linux-kernel@...r.kernel.org, lizhe <sensor1010@....com> Subject: [PATCH] kernel/crash_core.c : Remove redundant checks for ck_cmdline is NULL When ck_cmdline is NULL. The last three lines of this function(get_last_crashkernel()) are equivalent to : if (!NULL) return NULL; return NULL; This is obviously a redundant check Signed-off-by: lizhe <sensor1010@....com> --- kernel/crash_core.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/crash_core.c b/kernel/crash_core.c index 256cf6db573c..c232f01a2c54 100644 --- a/kernel/crash_core.c +++ b/kernel/crash_core.c @@ -222,9 +222,6 @@ static __init char *get_last_crashkernel(char *cmdline, p = strstr(p+1, name); } - if (!ck_cmdline) - return NULL; - return ck_cmdline; } -- 2.25.1
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